Bar support and spacer



Sept. 10, 1929.

w. E. WHITE BAR SUPPORT AND SPACER Filed May 28, 1927 I I l v l I f I lllll Patented Sept. 10, 1929. 1,727,952

UNITED STATES a WILLIAM E. WHITE, OF CHICAGO, ILLINOIS, ASSIGNOR TO II ALMAN STEEIJCQMFANFY,

OF CHICAGO, ILLINOIS, A CORPORATION GFDELAWARE.

BAR SUPPORT Am? SBAGER.

Application filed May 28, 1927. Serial No. 195,003.

My invention relates to improvements in the straight portion, the strength of the said road construction, and more particularly to portions against a downwardly applied force a support and spacer for the reinforcing bars is increased. in ads, The wire rod member comprises a straight It is well known that bar supports and bar pin, 15, closely fitting the cylindrical portion chairs have been in common use in the con- 12 and frictionally held therein. At the juncstruction of roads for some time, as well as tion of the pin and the spacing arm 16 I proingenious devices of various kinds for spac- Vide a loop 17 located immediately above the ing the reinforcing bars from the side frame head, 13. The connecting portion 18 beof the roadway. But the device of my inventween the loop and the arm 16 lies in the plane 60 tion combines a bar chair and a spacer in of the notch 11 and when the parts are in a simply operated, cheap and highly eflicient operative position, the portion 18 occupies device which is intended to overcome all the the notch 11 and prevents oscillation of the objections to bar chairs and spacers heretoarm around the axis of the pin.

fore devised. The parts are constructed, shipped and 65 One of the objects of my invention is to handled in the dotted line position of Fig. 1. provide a bar support and spacer that is light When the device is to be used, it is placed in in weight, easily operated at low cost by inposition to receive a bar 19 which rests on the experienced labor, and highly efficient. head, 13, the extremity of the arm 16 contact- 20 Another object of the device of my invenlng the side form of the pavement. There- 70 tion is that of providing a spacing and supafter, either by hand pressure or by blows apporting means, together with means for seplied to the top of the loop, the pin is forced curely locking the reinforcing bar in place. Into the soil until the parts assume the full The invention herein contemplated will be llne position of Fig. 1. When in this posimore readily understood by reference to the tion the bar is firmly held against movement :1 accompanying drawing, in which; laterally and vertically. The arm rests in Fig. 1 is an elevation of a bar support and Contact with the side form and serves as a spacer constructed according to my invensecure means for holding the pin against ti movement while the concrete is being poured. Fig. 2 is a front elevation thereof; and tamped.

Fig. 3 is a plan view thereof; The device is of extreme simplicity, may be. Fig. 4 is a view of the blank from which cheaply manufactured and constitutes an adthe support is formed. vance in the art. Modifications may be made In Fig. 1 of the drawings, I have illus- Without departure from the spirit of my intrated the device of my invention in operavention, and I do not wish to be limited extive position in full lines and in initial posicept as indicated in the appended claims. tion in dotted lines. The device comprises Iclaim: essentiallyasupportcomposed of sheet metal, 1. In combination, a support having a and a combined pin and spacer composed of straight portion, a foot and a head, the 4 a wire rod. The support is formed from a straight portion being in the form of a 1101- 0. flat section of metal, 10, as shown in Fig. 4, low cylinder, apin slidably fitting within said preferably constructed with a notch 11 in one cylinder, an arm formed integral with said end for a purpose later described. By means pin, a loop being provided at the junction of of suitable dies, the flat section of metal is the pin and arm, a bar being adapted to be bent into the form best shown in Fig. 1, havsupported on the head and held within said ing a straight portion 12 of hollow cylinloop and means on the head adapted to codrical form and angularly bent channel operate with the arm when in final position shaped ends, 13, 14, constituting a head and to prevent oscillation of the arm. foot respectively. Due to the channel shape 2. In combination, a sheet metal support 50 at the intersection of the head and foot with having a cylindrical body and generally channel shaped head and foot integral therewith, a Wire rod bent to provide a vertical pin and a lateral arm with a loop at the unction thereof, the pin being fitted to frietionally slide Within the cylinder, the loop being adapted to receive a bar, the bar resting on the said head, and means on the head for engaging the rod when in operative position to prevent oscillation of the arm.

In testimony whereof I havepaffixed my signature.

WILLIAM E. WHITE. 1 

